Finding the Third Proportional to 1,270,966 and 2,646,476

Step by Step Solution

1. Step 1: Write the proportion equation
   1,270,966 : 2,646,476 = 2,646,476 : x
2. Step 2: Convert to fraction form
   1,270,966/2,646,476 = 2,646,476/x
3. Step 3: Cross multiply
   1,270,966x = 2,646,476 × 2,646,476
4. Step 4: Simplify right side
   1,270,966x = 7,003,835,218,576
5. Step 5: Solve for x
   x = 7,003,835,218,576/1,270,966
6. Step 6: Final answer
   x = 5,510,639.32